# SPAC^ vs 인프런

The clearest difference is review sentiment: 인프런 at 76% against SPAC^'s 45%. SPAC^'s advantage is monetization model (free vs free with in-app purchases) and iOS requirement (13.0 vs 16.6). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SPAC^ ships an update every 3 weeks, 인프런 fortnightly. The most recent releases landed on September 18, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | SPAC^ | 인프런 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (8 ratings)](https://appshunter.io/ios/app/id6502435542/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | 44.8% of reviews | **76.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 157 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [CARROT GLOBAL Inc.](https://appshunter.io/developer/994380313) | [Inflab](https://appshunter.io/developer/1500528359) |

## What reviewers say

### SPAC^

[App page](https://appshunter.io/ios/app/spac/id1225076497)

This app evaluates speaking abilities by assessing pronunciation, vocabulary, sentence construction, and logical thinking. The test is divided into six parts and takes approximately 15 minutes to complete, including volume and microphone checks.

**Highlights:** Pronunciation assessment, Vocabulary evaluation, Sentence construction analysis, Logical thinking assessment, 6-part speaking test, Volume control, Microphone check

**Features:** macOS Compatibility

**In-app purchases:** none


### 인프런

[App page](https://appshunter.io/ios/app/id6502435542)

This platform offers a wide range of courses in IT, programming, AI, marketing, and design. Learn at your own pace with features like offline downloads, captions, and customizable themes. Track your progress and access course materials easily.

**Highlights:** Extensive course library, Offline video downloads, Adjustable playback speed, Captions and transcripts, Customizable themes, Progress tracking, Course material access

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SPAC^ free?

SPAC^ is free to download, with no in-app purchases.

### Is 인프런 free?

인프런 is free to download, with no in-app purchases.

### Do SPAC^ or 인프런 have ads?

Neither SPAC^ nor 인프런 shows ads.

### Which is updated more often, SPAC^ or 인프런?

SPAC^ ships an update every 3 weeks, and 인프런 fortnightly. Most recently, SPAC^ was updated on September 18, 2026 and 인프런 on September 22, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*